# Introduction
Handling both:
- field deactivation side effect on view fields, view filters and views
- field deactivation side effect on view that targets it as
`kanbanAggregateFieldMetadataId`
- field deactivation side effect on view that targets it as
`calendarFieldMetadataId`
## Coverage
added coverage
```ts
PASS test/integration/metadata/suites/field-metadata/kanban-aggregate-field-deactivation-deletes-views.integration-spec.ts (13.132 s)
kanban-aggregate-field-deactivation-nullifies-kanban-properties
✓ should nullify kanban properties when field used as kanbanAggregateOperationFieldMetadataId is deactivated (3923 ms)
✓ should not modify views when field not used as kanbanAggregateOperationFieldMetadataId is deactivated (2958 ms)
✓ should nullify kanban properties on multiple views when they all use the same field as kanbanAggregateOperationFieldMetadataId (2542 ms)
✓ should nullify kanban properties when views have different aggregate operations on same field (3380 ms)
Test Suites: 1 passed, 1 total
Tests: 4 passed, 4 total
Snapshots: 0 total
Time: 13.154 s
```
```ts
PASS test/integration/metadata/suites/field-metadata/view-group-field-deactivation-deletes-views.integration-spec.ts (12.639 s)
view-group-field-deactivation-deletes-views
✓ should delete view when field used in view group is deactivated (3469 ms)
✓ should not delete view when field not used in view group is deactivated (3109 ms)
✓ should delete multiple views when they all use the same field in view groups (2741 ms)
✓ should handle deactivation when view has multiple view groups with different fields (3008 ms)
Test Suites: 1 passed, 1 total
Tests: 4 passed, 4 total
Snapshots: 0 total
Time: 12.664 s
```
```ts
PASS test/integration/metadata/suites/field-metadata/calendar-field-deactivation-deletes-views.integration-spec.ts (14.579 s)
calendar-field-deactivation-deletes-views
✓ should delete view when field used as calendarFieldMetadataId is deactivated (3388 ms)
✓ should not delete view when field not used as calendarFieldMetadataId is deactivated (2438 ms)
✓ should delete multiple views when they all use the same field as calendarFieldMetadataId (2635 ms)
✓ should handle deactivation when views have different calendar layouts on same field (3195 ms)
✓ should delete calendar view but not other view types when calendar field is deactivated (2682 ms)
Test Suites: 1 passed, 1 total
Tests: 5 passed, 5 total
Snapshots: 0 total
Time: 14.601 s, estimated 15 s
```
## View soft deletion
We decided to remove the soft deletion grain on all the views, in this
PR context we've only removed soft deleted validation requirement on any
view entities
## Conclusion
close https://github.com/twentyhq/core-team-issues/issues/1754
